234688538 has 48 divisors (see below), whose sum is σ = 429398784. Its totient is φ = 95800320.

The previous prime is 234688537. The next prime is 234688543. The reversal of 234688538 is 835886432.

It is a happy number.

234688538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 234688492 and 234688501.

It is not an unprimeable number, because it can be changed into a prime (234688537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202970 + ... + 204122.

It is an arithmetic number, because the mean of its divisors is an integer number (8945808).

Almost surely, 2^234688538 is an apocalyptic number.

234688538 is a deficient number, since it is larger than the sum of its proper divisors (194710246).

234688538 is a wasteful number, since it uses less digits than its factorization.

234688538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267 (or 1260 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 47.

The square root of 234688538 is about 15319.5475781761. The cubic root of 234688538 is about 616.8278298355.

The spelling of 234688538 in words is "two hundred thirty-four million, six hundred eighty-eight thousand, five hundred thirty-eight".